/*
 * Copyright 2017 - 2024 the original author or authors.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see [https://www.gnu.org/licenses/]
 */

package infra.validation.method;

import java.lang.reflect.Method;
import java.util.Collections;
import java.util.List;

import infra.context.MessageSourceResolvable;

/**
 * {@link MethodValidationResult} with an empty list of results.
 *
 * @author Rossen Stoyanchev
 * @author <a href="https://github.com/TAKETODAY">Harry Yang</a>
 * @since 4.0
 */
final class EmptyMethodValidationResult implements MethodValidationResult {

  @Override
  public Object getTarget() {
    throw new UnsupportedOperationException();
  }

  @Override
  public Method getMethod() {
    throw new UnsupportedOperationException();
  }

  @Override
  public boolean isForReturnValue() {
    throw new UnsupportedOperationException();
  }

  @Override
  public List<ParameterValidationResult> getParameterValidationResults() {
    return Collections.emptyList();
  }

  @Override
  public List<MessageSourceResolvable> getCrossParameterValidationResults() {
    return Collections.emptyList();
  }

  @Override
  public String toString() {
    return "0 validation errors";
  }

}
